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Brian Williams occasionally stops off at Late Night to slow jam the news with Jimmy Fallon. Since Rock Center, Williams' new primetime show, debuts on Monday and he wouldn't want anyone out there to forget to tune in, God forbid, he paid a visit to Fallon tonight to add some suave sexiness to the Occupy Wall Street movement. Watch them make the musical magic happen—and struggle to remember the name of Kim Kardashian's husband—above.